51055605500611 has 4 divisors (see below), whose sum is σ = 51055637512312. Its totient is φ = 51055573488912.

The previous prime is 51055605500597. The next prime is 51055605500621. The reversal of 51055605500611 is 11600550655015.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 51055605500611 - 2²⁷ = 51055471282883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51055605500621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13480701 + ... + 16847566.

It is an arithmetic number, because the mean of its divisors is an integer number (12763909378078).

Almost surely, 2^{51055605500611} is an apocalyptic number.

51055605500611 is a deficient number, since it is larger than the sum of its proper divisors (32011701).

51055605500611 is a wasteful number, since it uses less digits than its factorization.

51055605500611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32011700.

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 51055605500611 in words is "fifty-one trillion, fifty-five billion, six hundred five million, five hundred thousand, six hundred eleven".